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C# 'is' operator performance
...erformance. Within one of its inner loops, I need to test the type of an object to see whether it inherits from a certain interface.
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How to perform element-wise multiplication of two lists?
... to perform an element wise multiplication, to multiply two lists together by value in Python, like we can do it in Matlab.
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Creating range in JavaScript - strange syntax
...pe.apply handles arguments
How Array handles multiple arguments
How the Number function handles arguments
What Function.prototype.call does
They're rather advanced topics in javascript, so this will be more-than-rather long. We'll start from the top. Buckle up!
1. Why not just Array(5).map?
What...
Ternary operator (?:) in Bash
...
ternary operator ? : is just short form of if/else
case "$b" in
5) a=$c ;;
*) a=$d ;;
esac
Or
[[ $b = 5 ]] && a="$c" || a="$d"
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Return two and more values from a method
Is there any possibility to return multiple values from method? Something like this:
4 Answers
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Function passed as template argument
... << "Result is " << temp << std::endl;
}
which can now be called as either:
doOperation(add2);
doOperation(add3());
See it live
The problem with this is that if it makes it tricky for the compiler to inline the call to add2, since all the compiler knows is that a function poi...
Can two different strings generate the same MD5 hash code?
For each of our binary assets we generate a MD5 hash. This is used to check whether a certain binary asset is already in our application. But is it possible that two different binary assets generate the same MD5 hash. So is it possible that two different strings generate the same MD5 hash?
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How may I sort a list alphabetically using jQuery?
I'm a bit out of my depth here and I'm hoping this is actually possible.
10 Answers
10...
Compile time string hashing
...ad in few different places that using C++11's new string literals it might be possible to compute a string's hash at compile time. However, no one seems to be ready to come out and say that it will be possible or how it would be done.
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How to check if hex color is “too black”?
I'm trying to evaluate the darkness of a color chosen by a color picker to see if it's "too black", and if so, set it to white. I thought I could use the first characters of the hex value to pull this off. It's working, but it's switching some legitimately "light" colors too.
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